Ethylhexanal
乙基乙醛
🗣️ 情景例句
We started by making safety equipment for many sports.
我们是以做运动产品的安全器材起家的。
I've got a slight pain in my knee.
我的膝盖有点痛。
In his own lifetime Galileo was the centre of violent controversy;
伽利略在世时是激烈论战的中心。